Parasitology

Entamoeba histolytica in Stool Smear: Amebiasis Diagnosis

Microscopic diagnosis of amebiasis: morphology of Entamoeba histolytica trophozoites in a stained stool smear with mucus, pus, and blood.

Against the background of detritus, bacterial flora, and segmented neutrophils, protozoa are identified: dysenteric amoeba with a clearly expressed karyosome in the nucleus. Stool stained with Romanowsky stain, Immersion 100 The second image shows an accumulation of neutrophils, the next one an eosinophil. Stool with an admixture of pus and blood. In the native preparation – motile hematophagous forms

🙏 Case kindly provided by clinical laboratory diagnostics physician Olga Parfentieva